Topic

engineering

23 articles matching this topic.

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A battery compartment heavily corroded with white, crusty battery leakage

Electrochemistry

Why Do Batteries Leak?

chemistryphysics

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A close-up of the metal hinge and pencil clamp of a drafting compass

Geometric Mechanics

Why Do Compasses Have a Pencil Holder?

engineeringgeometry

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The strip of dark solar cells across the top of a classic calculator

Consumer Electronics

Why Do Calculators Have Solar Panels?

technologyengineering

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Cross-section illustration of a light switch mid-click, showing the spring snapping

Electrical Mechanics

Why Do Switches Click?

physicsengineering

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A binder clip with one handle folded down and one handle prying the jaws open

Mechanical Design

Why Do Binder Clips Have Handles?

engineeringdesign

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Macro shot of a thumb pressing against the broad flat head of a thumbtack

Biomechanics

Why Do Thumbtacks Have Flat Heads?

physicsengineering

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A colorful assortment of plastic-handled push pins

Ergonomics & Polymers

Why Do Push Pins Have Plastic Handles?

engineeringmaterials science

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A close up of the hole at the end of a wooden ruler

Design History

Why Do Rulers Have Holes in Them?

designhistory

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Close up of tape hitting a metal serrated edge, mid-tear

Applied Mechanics

Why Do Tape Dispensers Have a Jagged Edge?

physicsengineering

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Close up of a stapler's base showing the rotating anvil plate

Hidden Mechanics

Why Do Staplers Have a Reverse Setting?

engineeringeveryday objects

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A cascade of tiny white paper circles falling from a hole puncher

Manufacturing Mechanics

Why Do Hole Punchers Make Confetti?

physicsengineering

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A line-up of various paperclip shapes: Gem, Ideal, Binder, Plastic coated

Minimalist Engineering

Why Do Paperclips Have Different Shapes?

engineeringdesign

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Close-up of a lighter's sparking wheel, teeth gleaming, with a spark trail

Engineering Everyday

Why Do Lighters Have a Wheel?

everyday objectsengineering

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Editorial illustration of a cross-section of a zipper slider, showing the internal wedge pushing two teeth together

EVERYDAY OBJECTS

Why Does a Zipper Stay Closed?

zippersphysics

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Close-up of steel train wheels on steel rails

Engineering

Why Do Trains Use Metal Wheels?

everyday lifetransport

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Close-up of the bristle brushes along the side skirt of an escalator

Everyday Life

Why Do Escalators Have Brushes on the Sides?

everyday lifeengineering

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Interior of a modern elevator with a full-length mirror on the back wall

Everyday Life

Why Do Elevators Have Mirrors?

everyday lifedesign

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Elevator doors beginning to close in an empty lift

Everyday Life

Why Do Elevator Doors Close Slowly?

everyday lifedesign

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Interior view of a city bus with large windows

Everyday Life

Why Do Buses Have Large Windows?

everyday lifetransport

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Different types of speed bumps on a residential road

Everyday Life

Why Are Speed Bumps Shaped Differently?

everyday lifetransport

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Windscreen with wiper streaks during rain

Everyday Life

Why Do Windshield Wipers Leave Streaks?

everyday lifecars

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Front of a car showing crumple zone deformation after a crash test

Engineering

Why Do Cars Have Crumple Zones?

everyday lifecars

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Close-up of a car seatbelt retractor mechanism

Everyday Life

Why Do Seatbelts Lock Suddenly?

everyday lifecars

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